/Engine/Source/Runtime/Engine/Public/ActiveSound.h
Updates the provided focus data using the local
void UpdateFocusData ( float DeltaTime, const [FAttenuationListenerData](API\Runtime\Engine\FAttenuationListenerData) & ListenerData, [FAttenuationFocusData](API\Runtime\Engine\FAttenuationFocusData) * OutFocusData )